killbill-aplcache

diff --git a/invoice/src/main/java/com/ning/billing/invoice/notification/NextBillingDateNotificationKey.java b/invoice/src/main/java/com/ning/billing/invoice/notification/NextBillingDateNotificationKey.java
new file mode 100644
index 0000000..998d7a6
--- /dev/null
+++ b/invoice/src/main/java/com/ning/billing/invoice/notification/NextBillingDateNotificationKey.java
@@ -0,0 +1,29 @@
+/* 
+ * Copyright 2010-2011 Ning, Inc.
+ *
+ * Ning licenses this file to you under the Apache License, version 2.0
+ * (the "License"); you may not use this file except in compliance with the
+ * License.  You may obtain a copy of the License at:
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+package com.ning.billing.invoice.notification;
+
+import java.util.UUID;
+
+import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import com.ning.billing.util.notificationq.DefaultUUIDNotificationKey;
+
+public class NextBillingDateNotificationKey extends DefaultUUIDNotificationKey {
+    @JsonCreator
+    public NextBillingDateNotificationKey(@JsonProperty("uuidKey") UUID uuidKey) {
+        super(uuidKey);
+    }
+}

diff --git a/overdue/src/main/java/com/ning/billing/ovedue/notification/OverdueCheckNotificationKey.java b/overdue/src/main/java/com/ning/billing/ovedue/notification/OverdueCheckNotificationKey.java
new file mode 100644
index 0000000..3483e8d
--- /dev/null
+++ b/overdue/src/main/java/com/ning/billing/ovedue/notification/OverdueCheckNotificationKey.java
@@ -0,0 +1,30 @@
+/*
+ * Copyright 2010-2011 Ning, Inc.
+ *
+ * Ning licenses this file to you under the Apache License, version 2.0
+ * (the "License"); you may not use this file except in compliance with the
+ * License.  You may obtain a copy of the License at:
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+
+package com.ning.billing.ovedue.notification;
+
+import java.util.UUID;
+
+import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import com.ning.billing.util.notificationq.DefaultUUIDNotificationKey;
+
+public class OverdueCheckNotificationKey extends DefaultUUIDNotificationKey {
+    @JsonCreator
+    public OverdueCheckNotificationKey(@JsonProperty("uuidKey") UUID uuidKey) {
+        super(uuidKey);
+    }
+}

diff --git a/payment/src/main/java/com/ning/billing/payment/retry/PaymentRetryNotificationKey.java b/payment/src/main/java/com/ning/billing/payment/retry/PaymentRetryNotificationKey.java
new file mode 100644
index 0000000..8d81911
--- /dev/null
+++ b/payment/src/main/java/com/ning/billing/payment/retry/PaymentRetryNotificationKey.java
@@ -0,0 +1,30 @@
+/* 
+ * Copyright 2010-2011 Ning, Inc.
+ *
+ * Ning licenses this file to you under the Apache License, version 2.0
+ * (the "License"); you may not use this file except in compliance with the
+ * License.  You may obtain a copy of the License at:
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+package com.ning.billing.payment.retry;
+
+import java.util.UUID;
+
+import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import com.ning.billing.util.notificationq.DefaultUUIDNotificationKey;
+
+public class PaymentRetryNotificationKey extends DefaultUUIDNotificationKey {
+
+    @JsonCreator
+    public PaymentRetryNotificationKey(@JsonProperty("uuidKey") UUID uuidKey) {
+        super(uuidKey);
+    }
+}

diff --git a/util/src/main/java/com/ning/billing/util/notificationq/DefaultUUIDNotificationKey.java b/util/src/main/java/com/ning/billing/util/notificationq/DefaultUUIDNotificationKey.java
new file mode 100644
index 0000000..2c1203d
--- /dev/null
+++ b/util/src/main/java/com/ning/billing/util/notificationq/DefaultUUIDNotificationKey.java
@@ -0,0 +1,60 @@
+/* 
+ * Copyright 2010-2011 Ning, Inc.
+ *
+ * Ning licenses this file to you under the Apache License, version 2.0
+ * (the "License"); you may not use this file except in compliance with the
+ * License.  You may obtain a copy of the License at:
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+package com.ning.billing.util.notificationq;
+
+import java.util.UUID;
+
+import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+public class DefaultUUIDNotificationKey implements NotificationKey {
+
+    private final UUID uuidKey;
+    
+    @JsonCreator
+    public DefaultUUIDNotificationKey(@JsonProperty("uuidKey") final UUID uuidKey) {
+        this.uuidKey = uuidKey;
+    }
+
+    public UUID getUuidKey() {
+        return uuidKey;
+    }
+
+    @Override
+    public int hashCode() {
+        final int prime = 31;
+        int result = 1;
+        result = prime * result + ((uuidKey == null) ? 0 : uuidKey.hashCode());
+        return result;
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj)
+            return true;
+        if (obj == null)
+            return false;
+        if (getClass() != obj.getClass())
+            return false;
+        DefaultUUIDNotificationKey other = (DefaultUUIDNotificationKey) obj;
+        if (uuidKey == null) {
+            if (other.uuidKey != null)
+                return false;
+        } else if (!uuidKey.equals(other.uuidKey))
+            return false;
+        return true;
+    }
+}